diff --git a/templates/daemon.json.j2 b/templates/daemon.json.j2
index 9d37e03..de96ca5 100644
--- a/templates/daemon.json.j2
+++ b/templates/daemon.json.j2
@@ -1,3 +1,3 @@
 {
-	   "data-root": "{{ docker_root | default(/var/lib/docker) }}"
+	   "data-root": "{{ docker_root | default("/var/lib/docker") }}"
 }
\ No newline at end of file